diff --git a/vendor/thinkcmf/cmf-appstore/src/controller/AppStoreController.php b/vendor/thinkcmf/cmf-appstore/src/controller/AppStoreController.php
index 36c256cca1e334671edbb8a098ef91eb01277a38..96545246cd62b58667dcfc0e8cb61c5aa657dfad 100644
--- a/vendor/thinkcmf/cmf-appstore/src/controller/AppStoreController.php
+++ b/vendor/thinkcmf/cmf-appstore/src/controller/AppStoreController.php
@@ -69,7 +69,11 @@ class AppStoreController extends AppStoreAdminBaseController
             if (!empty($findAppSetting)) {
                 $installedApp          = $findAppSetting['option_value'];
                 $mApp['installed']     = 1;
-                $mApp['need_update']   = $installedApp['version'] == $mApp['version'] ? 0 : 1;
+                if (version_compare($mApp['version'], $installedApp['version'], '>')) {
+                    $mApp['need_update'] = 1;
+                } else {
+                    $mApp['need_update'] = 0;
+                }
                 $mApp['installed_app'] = $installedApp;
             }
 
@@ -127,7 +131,11 @@ class AppStoreController extends AppStoreAdminBaseController
             if (!empty($installedPlugins[$pluginName]) && is_dir(WEB_ROOT . 'plugins' . DIRECTORY_SEPARATOR . cmf_parse_name($plugin['name'], 0))) {
                 $installedPlugin            = $installedPlugins[$pluginName];
                 $plugin['installed']        = 1;
-                $plugin['need_update']      = $installedPlugin['version'] == $plugin['version'] ? 0 : 1;
+                if (version_compare($plugin['version'], $installedPlugin['version'], '>')) {
+                    $plugin['need_update'] = 1;
+                } else {
+                    $plugin['need_update'] = 0;
+                }
                 $plugin['installed_plugin'] = $installedPlugin;
             }
 
@@ -183,7 +191,11 @@ class AppStoreController extends AppStoreAdminBaseController
                 $findTheme = ThemeModel::where('theme', $themeName)->find();
                 if (!empty($findTheme)) {
                     $mTheme['installed']       = 1;
-                    $mTheme['need_update']     = $findTheme['version'] == $mTheme['version'] ? 0 : 1;
+                    if (version_compare($mTheme['version'],$findTheme['version'],'>')) {
+                        $mTheme['need_update'] = 1;
+                    } else {
+                        $mTheme['need_update'] = 0;
+                    }
                     $mTheme['installed_theme'] = $findTheme;
                 }
             } else {
@@ -193,7 +205,11 @@ class AppStoreController extends AppStoreAdminBaseController
                 if (!empty($findThemeSetting)) {
                     $installedTheme            = $findThemeSetting['option_value'];
                     $mTheme['installed']       = 1;
-                    $mTheme['need_update']     = $installedTheme['version'] == $mTheme['version'] ? 0 : 1;
+                    if (version_compare($mTheme['version'],$installedTheme['version'],'>')) {
+                        $mTheme['need_update'] = 1;
+                    } else {
+                        $mTheme['need_update'] = 0;
+                    }
                     $mTheme['installed_theme'] = $installedTheme;
                 }
             }
diff --git a/vendor/thinkcmf/cmf/src/common.php b/vendor/thinkcmf/cmf/src/common.php
index b992d75989e7ff95ef770408a4b6fb9f1442d57c..cd5f8eb6204abb2dd6be17988ff1fb22aecb0bbe 100644
--- a/vendor/thinkcmf/cmf/src/common.php
+++ b/vendor/thinkcmf/cmf/src/common.php
@@ -463,7 +463,7 @@ function cmf_param_lable($tag = '')
     foreach ($array as $v) {
         $v = trim($v);
         if (!empty($v)) {
-            [$key, $val] = explode(':', $v);
+            list($key, $val) = explode(':', $v);
             $param[trim($key)] = trim($val);
         }
     }
@@ -1048,6 +1048,18 @@ function cmf_is_wechat()
     return false;
 }
 
+/**
+ * 判断是否为支付宝访问
+ * @return boolean
+ */
+function cmf_is_alipay() 
+{
+    if( strpos($_SERVER['HTTP_USER_AGENT'], 'AlipayClient') !== false ) {
+        return true;
+    }
+    return false;
+}
+
 /**
  * 判断是否为Android访问
  * @return boolean
@@ -1885,8 +1897,12 @@ function cmf_lang_url(string $langSet = '', string $url = ''): string
     switch ($langConfig['multi_lang_mode']) {
         case 1: // URL模式
         {
-            if (!empty($langConfig['lang_alias'][$langSet])) {
-                $langSet = $langConfig['lang_alias'][$langSet];
+            if ($langSet == $langConfig['default_lang']) {
+                $langSet = '';
+            } else {
+                if (!empty($langConfig['lang_alias'][$langSet])) {
+                    $langSet = $langConfig['lang_alias'][$langSet];
+                }
             }
 
             $url = rtrim(cmf_get_root() . "/$langSet", '/') . "/$url";
@@ -1939,15 +1955,15 @@ function cmf_url($url = '', $vars = '', $suffix = true, $domain = false, $lang =
             $anchor = $info['fragment'];
             if (false !== strpos($anchor, '?')) {
                 // 解析参数
-                [$anchor, $info['query']] = explode('?', $anchor, 2);
+                list($anchor, $info['query']) = explode('?', $anchor, 2);
             }
             if (false !== strpos($anchor, '@')) {
                 // 解析域名
-                [$anchor, $domain] = explode('@', $anchor, 2);
+                list($anchor, $domain) = explode('@', $anchor, 2);
             }
         } elseif (strpos($url, '@') && false === strpos($url, '\\')) {
             // 解析域名
-            [$url, $domain] = explode('@', $url, 2);
+            list($url, $domain) = explode('@', $url, 2);
         }
     }
 
@@ -2055,7 +2071,6 @@ function cmf_replace_content_file_url($content, $isForDbSave = false)
                 }
 
             } else {
-                $href = empty($href) ? '' : $href;
                 if (!(preg_match("/^\//", $href) || preg_match("/^http/", $href))) {
                     $link->attr("href", cmf_get_file_download_url($href));
                 }